Charles Medford, right, who is homeless, gets free food in the Skid Row area of Los Angeles Friday. Three homeless people have been stabbed recently. (AP Photo/Damian Dovarganes)

(Newser)
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Los Angeles police have detained a "person of interest" in the attacks on three homeless men, who were stabbed in the back while they slept, reports the LA Times. Courtney Anthony Robinson is the real name of "David Ben Keyes," the name signed to the "death warrant" notes left with the stabbing victims. Robinson was taken into custody last night, although authorities have not said yet whether he will be arrested. All of the victims survived.